Home / 150,461.91-207,644.19-85,936.77

Finding the Fourth Proportional to 150,461.91, 207,644.19 and 85,936.77

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Solution

The fourth proportional to 150,461.91, 207,644.19 and 85,936.77 is: 118,596.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,461.91 : 207,644.19 = 85,936.77 : x
  2. Step 2: Convert to fraction form
    150,461.91/207,644.19 = 85,936.77/x
  3. Step 3: Cross multiply
    150,461.91x = 207,644.19 × 85,936.77
  4. Step 4: Simplify right side
    150,461.91x = 17,844,270,997.87
  5. Step 5: Solve for x
    x = 17,844,270,997.87/150,461.91
  6. Step 6: Final answer
    x = 118,596.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.